Home / 11,652.03-16,081.41-6,618.30

Finding the Fourth Proportional to 11,652.03, 16,081.41 and 6,618.30

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Solution

The fourth proportional to 11,652.03, 16,081.41 and 6,618.30 is: 9,134.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.03 : 16,081.41 = 6,618.30 : x
  2. Step 2: Convert to fraction form
    11,652.03/16,081.41 = 6,618.30/x
  3. Step 3: Cross multiply
    11,652.03x = 16,081.41 × 6,618.30
  4. Step 4: Simplify right side
    11,652.03x = 106,431,595.80
  5. Step 5: Solve for x
    x = 106,431,595.80/11,652.03
  6. Step 6: Final answer
    x = 9,134.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.